web/lib/Zend/Pdf/Annotation/Markup.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
equal deleted inserted replaced
63:5b37998e522e 64:162c1de6545a
       
     1 <?php
       
     2 /**
       
     3  * Zend Framework
       
     4  *
       
     5  * LICENSE
       
     6  *
       
     7  * This source file is subject to the new BSD license that is bundled
       
     8  * with this package in the file LICENSE.txt.
       
     9  * It is also available through the world-wide-web at this URL:
       
    10  * http://framework.zend.com/license/new-bsd
       
    11  * If you did not receive a copy of the license and are unable to
       
    12  * obtain it through the world-wide-web, please send an email
       
    13  * to license@zend.com so we can send you a copy immediately.
       
    14  *
       
    15  * @category   Zend
       
    16  * @package    Zend_Pdf
       
    17  * @subpackage Annotation
       
    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    20  * @version    $Id: Markup.php 20785 2010-01-31 09:43:03Z mikaelkael $
       
    21  */
       
    22 
       
    23 /** Internally used classes */
       
    24 require_once 'Zend/Pdf/Element.php';
       
    25 require_once 'Zend/Pdf/Element/Array.php';
       
    26 require_once 'Zend/Pdf/Element/Dictionary.php';
       
    27 require_once 'Zend/Pdf/Element/Name.php';
       
    28 require_once 'Zend/Pdf/Element/Numeric.php';
       
    29 require_once 'Zend/Pdf/Element/String.php';
       
    30 
       
    31 
       
    32 /** Zend_Pdf_Annotation */
       
    33 require_once 'Zend/Pdf/Annotation.php';
       
    34 
       
    35 /**
       
    36  * A markup annotation
       
    37  *
       
    38  * @package    Zend_Pdf
       
    39  * @subpackage Annotation
       
    40  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    41  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    42  */
       
    43 class Zend_Pdf_Annotation_Markup extends Zend_Pdf_Annotation
       
    44 {
       
    45     /**
       
    46      * Annotation subtypes
       
    47      */
       
    48     const SUBTYPE_HIGHLIGHT = 'Highlight';
       
    49     const SUBTYPE_UNDERLINE = 'Underline';
       
    50     const SUBTYPE_SQUIGGLY  = 'Squiggly';
       
    51     const SUBTYPE_STRIKEOUT = 'StrikeOut';
       
    52 
       
    53     /**
       
    54      * Annotation object constructor
       
    55      *
       
    56      * @throws Zend_Pdf_Exception
       
    57      */
       
    58     public function __construct(Zend_Pdf_Element $annotationDictionary)
       
    59     {
       
    60         if ($annotationDictionary->getType() != Zend_Pdf_Element::TYPE_DICTIONARY) {
       
    61             require_once 'Zend/Pdf/Exception.php';
       
    62             throw new Zend_Pdf_Exception('Annotation dictionary resource has to be a dictionary.');
       
    63         }
       
    64 
       
    65         if ($annotationDictionary->Subtype === null  ||
       
    66             $annotationDictionary->Subtype->getType() != Zend_Pdf_Element::TYPE_NAME  ||
       
    67             !in_array( $annotationDictionary->Subtype->value,
       
    68                        array(self::SUBTYPE_HIGHLIGHT,
       
    69                              self::SUBTYPE_UNDERLINE,
       
    70                              self::SUBTYPE_SQUIGGLY,
       
    71                              self::SUBTYPE_STRIKEOUT) )) {
       
    72             require_once 'Zend/Pdf/Exception.php';
       
    73             throw new Zend_Pdf_Exception('Subtype => Markup entry is omitted or has wrong value.');
       
    74         }
       
    75 
       
    76         parent::__construct($annotationDictionary);
       
    77     }
       
    78 
       
    79     /**
       
    80      * Create markup annotation object
       
    81      *
       
    82      * Text markup annotations appear as highlights, underlines, strikeouts or
       
    83      * jagged ("squiggly") underlines in the text of a document. When opened,
       
    84      * they display a pop-up window containing the text of the associated note.
       
    85      *
       
    86      * $subType parameter may contain
       
    87      *     Zend_Pdf_Annotation_Markup::SUBTYPE_HIGHLIGHT
       
    88      *     Zend_Pdf_Annotation_Markup::SUBTYPE_UNDERLINE
       
    89      *     Zend_Pdf_Annotation_Markup::SUBTYPE_SQUIGGLY
       
    90      *     Zend_Pdf_Annotation_Markup::SUBTYPE_STRIKEOUT
       
    91      * for for a highlight, underline, squiggly-underline, or strikeout annotation,
       
    92      * respectively.
       
    93      *
       
    94      * $quadPoints is an array of 8xN numbers specifying the coordinates of
       
    95      * N quadrilaterals default user space. Each quadrilateral encompasses a word or
       
    96      * group of contiguous words in the text underlying the annotation.
       
    97      * The coordinates for each quadrilateral are given in the order
       
    98      *     x1 y1 x2 y2 x3 y3 x4 y4
       
    99      * specifying the quadrilateral’s four vertices in counterclockwise order
       
   100      * starting from left bottom corner.
       
   101      * The text is oriented with respect to the edge connecting points
       
   102      * (x1, y1) and (x2, y2).
       
   103      *
       
   104      * @param float $x1
       
   105      * @param float $y1
       
   106      * @param float $x2
       
   107      * @param float $y2
       
   108      * @param string $text
       
   109      * @param string $subType
       
   110      * @param array $quadPoints  [x1 y1 x2 y2 x3 y3 x4 y4]
       
   111      * @return Zend_Pdf_Annotation_Markup
       
   112      * @throws Zend_Pdf_Exception
       
   113      */
       
   114     public static function create($x1, $y1, $x2, $y2, $text, $subType, $quadPoints)
       
   115     {
       
   116         $annotationDictionary = new Zend_Pdf_Element_Dictionary();
       
   117 
       
   118         $annotationDictionary->Type    = new Zend_Pdf_Element_Name('Annot');
       
   119         $annotationDictionary->Subtype = new Zend_Pdf_Element_Name($subType);
       
   120 
       
   121         $rectangle = new Zend_Pdf_Element_Array();
       
   122         $rectangle->items[] = new Zend_Pdf_Element_Numeric($x1);
       
   123         $rectangle->items[] = new Zend_Pdf_Element_Numeric($y1);
       
   124         $rectangle->items[] = new Zend_Pdf_Element_Numeric($x2);
       
   125         $rectangle->items[] = new Zend_Pdf_Element_Numeric($y2);
       
   126         $annotationDictionary->Rect = $rectangle;
       
   127 
       
   128         $annotationDictionary->Contents = new Zend_Pdf_Element_String($text);
       
   129 
       
   130         if (!is_array($quadPoints)  ||  count($quadPoints) == 0  ||  count($quadPoints) % 8 != 0) {
       
   131             require_once 'Zend/Pdf/Exception.php';
       
   132             throw new Zend_Pdf_Exception('$quadPoints parameter must be an array of 8xN numbers');
       
   133         }
       
   134         $points = new Zend_Pdf_Element_Array();
       
   135         foreach ($quadPoints as $quadPoint) {
       
   136             $points->items[] = new Zend_Pdf_Element_Numeric($quadPoint);
       
   137         }
       
   138         $annotationDictionary->QuadPoints = $points;
       
   139 
       
   140         return new Zend_Pdf_Annotation_Markup($annotationDictionary);
       
   141     }
       
   142 }